HK121196A - Transmission line ducts - Google Patents

Transmission line ducts

Info

Publication number
HK121196A
HK121196A HK121196A HK121196A HK121196A HK 121196 A HK121196 A HK 121196A HK 121196 A HK121196 A HK 121196A HK 121196 A HK121196 A HK 121196A HK 121196 A HK121196 A HK 121196A
Authority
HK
Hong Kong
Prior art keywords
transmission line
line ducts
ducts
transmission
line
Prior art date
Application number
HK121196A
Inventor
David John Stockton
Roger John Bates
Clifford Frank Cook
Philip Alfred Barker
Original Assignee
British Telecomuunications Pub
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Telecomuunications Pub filed Critical British Telecomuunications Pub
Publication of HK121196A publication Critical patent/HK121196A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0462—Tubings, i.e. having a closed section
    • H02G3/0481—Tubings, i.e. having a closed section with a circular cross-section
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439—Auxiliary devices
    • G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/92—Fire or heat protection feature
    • Y10S428/921—Fire or flameproofing
HK121196A 1988-07-05 1996-07-11 Transmission line ducts HK121196A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888815977A GB8815977D0 (en) 1988-07-05 1988-07-05 Transmission line ducts
PCT/GB1989/000780 WO1990000823A1 (en) 1988-07-05 1989-07-04 Transmission line ducts

Publications (1)

Publication Number Publication Date
HK121196A true HK121196A (en) 1996-07-19

Family

ID=10639894

Family Applications (1)

Application Number Title Priority Date Filing Date
HK121196A HK121196A (en) 1988-07-05 1996-07-11 Transmission line ducts

Country Status (12)

Country Link
US (1) US5358011A (en)
EP (1) EP0432171B1 (en)
JP (1) JP3061390B2 (en)
AU (1) AU634166B2 (en)
CA (1) CA1328085C (en)
DE (1) DE68911689T2 (en)
DK (1) DK171520B1 (en)
GB (2) GB8815977D0 (en)
HK (1) HK121196A (en)
IE (1) IE64479B1 (en)
NZ (1) NZ229827A (en)
WO (1) WO1990000823A1 (en)

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US6853781B2 (en) * 2001-08-13 2005-02-08 Sumitomo Electric Lightwave Corp. Air blown fiber (ABF) cable with low composite coefficient of thermal expansion
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GB0314462D0 (en) * 2003-06-23 2003-07-23 Emtelle Uk Ltd Tube for installation of flexible cable
US20070113911A1 (en) * 2005-11-22 2007-05-24 Temp-Flex Cable, Inc. Multi-lumen miniature ribbon tubing
US8202265B2 (en) * 2006-04-20 2012-06-19 Boston Scientific Scimed, Inc. Multiple lumen assembly for use in endoscopes or other medical devices
EP2191312A4 (en) * 2007-09-25 2012-08-08 Polyone Corp Concentric insulation sleeve having inner and outer surfaces with different properties
CZ200822A3 (en) * 2008-02-15 2009-08-26 Dura-Line Ct, S. R. O. Nest of tubes or micro-tubes
BR112012003882A2 (en) * 2009-08-21 2016-03-29 Titeflex Corp power dissipator pipe, power dissipator pipe manufacturing methods, installation method and sealing devices for a power dissipator
CZ2009707A3 (en) * 2009-10-27 2011-05-04 Kabelovna Kabex A.S. Fire-inhibiting protective wiring tube for cables
SG10201505992UA (en) * 2010-07-01 2015-09-29 Emd Millipore Corp Rigid disposable flow path
EP2431779A1 (en) * 2010-09-16 2012-03-21 GM Plast A/S Tube assembly for guiding and protecting optical fibre cables
FR2988179B1 (en) * 2012-03-19 2015-02-20 Nexans OPTICAL CABLE CONNECTING TO A GENERAL NETWORK
EP2657740A1 (en) 2012-04-23 2013-10-30 British Telecommunications public limited company Cable
EP2682795A1 (en) 2012-07-06 2014-01-08 British Telecommunications Public Limited Company Cable
AU2016362901A1 (en) * 2015-11-30 2018-06-28 Corning Optical Communications LLC Coextruded jacket for flame retardant fiber optic cables
CA2964648A1 (en) * 2016-04-19 2017-10-19 STM Venture Partners Inc. Multi-line conduit assemblies
GB2592955B (en) 2020-03-11 2022-08-24 Landways Man Limited Cable system
CN114278542B (en) * 2021-12-28 2023-11-21 通达创智(厦门)股份有限公司 Peristaltic pump for transporting liquid in equal quantity through multiple tubes

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US4892442A (en) * 1987-03-03 1990-01-09 Dura-Line Prelubricated innerduct
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US5046815A (en) * 1990-05-17 1991-09-10 Corning Incorporated Optical fiber cabling

Also Published As

Publication number Publication date
DK1191A (en) 1991-01-04
GB8815977D0 (en) 1988-08-10
AU3973689A (en) 1990-02-05
DE68911689D1 (en) 1994-02-03
IE64479B1 (en) 1995-08-09
AU634166B2 (en) 1993-02-18
GB9028198D0 (en) 1991-04-03
GB2241121A (en) 1991-08-21
JP3061390B2 (en) 2000-07-10
WO1990000823A1 (en) 1990-01-25
IE892164L (en) 1990-01-05
DK171520B1 (en) 1996-12-16
NZ229827A (en) 1991-10-25
EP0432171A1 (en) 1991-06-19
DK1191D0 (en) 1991-01-04
GB2241121B (en) 1992-02-05
JPH03505791A (en) 1991-12-12
CA1328085C (en) 1994-03-29
DE68911689T2 (en) 1994-04-07
EP0432171B1 (en) 1993-12-22
US5358011A (en) 1994-10-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)